Ethylene oxide C2H4O structure – Flashcards
Flashcard maker : Jessica Forbes
Contents
- Experimental Melting Point:
- Experimental Boiling Point:
- Experimental Ionization Potent:
- Experimental Vapor Pressure:
- Experimental LogP:
- Experimental Flash Point:
- Experimental Freezing Point:
- Experimental Refraction Index:
- Experimental Solubility:
- Appearance:
- Toxicity:
- First-Aid:
- Exposure Routes:
- Symptoms:
- Target Organs:
- Incompatibility:
- Personal Protection:
- Exposure Limits:
- Retention Index (Kovats):
- Retention Index (Normal Alkane):
| Molecular Formula | C2H4O |
| Average mass | 44.053 Da |
| Density | 1.0±0.1 g/cm3 |
| Boiling Point | 10.7±0.0 °C at 760 mmHg |
| Flash Point | -49.0±15.3 °C |
| Molar Refractivity | 10.8±0.3 cm3 |
| Polarizability | 4.3±0.5 10-24cm3 |
| Surface Tension | 31.3±3.0 dyne/cm |
| Molar Volume | 44.3±3.0 cm3 |
- Experimental data
- Predicted – ACD/Labs
- Predicted – EPISuite
- Predicted – ChemAxon
- Experimental Physico-chemical Properties
- Miscellaneous
- Gas Chromatography
Predicted data is generated using the ACD/Labs Percepta Platform – PhysChem Module
| Density: | 1.0±0.1 g/cm3 |
| Boiling Point: | 10.7±0.0 °C at 760 mmHg |
| Vapour Pressure: | 1255.4±0.0 mmHg at 25°C |
| Enthalpy of Vaporization: | 25.5±0.0 kJ/mol |
| Flash Point: | -49.0±15.3 °C |
| Index of Refraction: | 1.404 |
| Molar Refractivity: | 10.8±0.3 cm3 |
| #H bond acceptors: | 1 |
| #H bond donors: | 0 |
| #Freely Rotating Bonds: | 0 |
| #Rule of 5 Violations: | 0 |
| ACD/LogP: | -0.80 |
| ACD/LogD (pH 5.5): | -0.28 |
| ACD/BCF (pH 5.5): | 1.00 |
| ACD/KOC (pH 5.5): | 16.89 |
| ACD/LogD (pH 7.4): | -0.28 |
| ACD/BCF (pH 7.4): | 1.00 |
| ACD/KOC (pH 7.4): | 16.89 |
| Polar Surface Area: | 13 Å2 |
| Polarizability: | 4.3±0.5 10-24cm3 |
| Surface Tension: | 31.3±3.0 dyne/cm |
| Molar Volume: | 44.3±3.0 cm3 |
Predicted data is generated using the US Environmental Protection Agency’s EPISuite™
Log Octanol-Water Partition Coef (SRC): Log Kow (KOWWIN v1.67 estimate) = -0.05 Log Kow (Exper. database match) = -0.30 Exper. Ref: Hansch,C et al. (1995) Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42): Boiling Pt (deg C): 12.29 (Adapted Stein & Brown method) Melting Pt (deg C): -109.30 (Mean or Weighted MP) VP(mm Hg,25 deg C): 1.25E+003 (Mean VP of Antoine & Grain methods) MP (exp database): -111.7 deg C BP (exp database): 10.6 deg C VP (exp database): 1.31E+03 mm Hg at 25 deg C Water Solubility Estimate from Log Kow (WSKOW v1.41): Water Solubility at 25 deg C (mg/L): 2.374e+005 log Kow used: -0.30 (expkow database) no-melting pt equation used Water Sol (Exper. database match) = 1e+006 mg/L (25 deg C) Exper. Ref: SCHULTZE,HC (1965) Water Sol Estimate from Fragments: Wat Sol (v1.01 est) = 3.2072e+005 mg/L Wat Sol (Exper. database match) = 1000000.00 Exper. Ref: SCHULTZE,HC (1965) ECOSAR Class Program (ECOSAR v0.99h): Class(es) found: Epoxides Henrys Law Constant (25 deg C) [HENRYWIN v3.10]: Bond Method : 1.20E-004 atm-m3/mole Group Method: 5.23E-005 atm-m3/mole Exper Database: 1.48E-04 atm-m3/mole Henrys LC [VP/WSol estimate using EPI values]: 1.856E-004 atm-m3/mole Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]: Log Kow used: -0.30 (exp database) Log Kaw used: -2.218 (exp database) Log Koa (KOAWIN v1.10 estimate): 1.918 Log Koa (experimental database): None Probability of Rapid Biodegradation (BIOWIN v4.10): Biowin1 (Linear Model) : 0.3792 Biowin2 (Non-Linear Model) : 0.2599 Expert Survey Biodegradation Results: Biowin3 (Ultimate Survey Model): 3.0931 (weeks ) Biowin4 (Primary Survey Model) : 3.7744 (days ) MITI Biodegradation Probability: Biowin5 (MITI Linear Model) : 0.6220 Biowin6 (MITI Non-Linear Model): 0.8348 Anaerobic Biodegradation Probability: Biowin7 (Anaerobic Linear Model): 0.3388 Ready Biodegradability Prediction: YES Hydrocarbon Biodegradation (BioHCwin v1.01): Structure incompatible with current estimation method! Sorption to aerosols (25 Dec C)[AEROWIN v1.00]: Vapor pressure (liquid/subcooled): 1.75E+005 Pa (1.31E+003 mm Hg) Log Koa (Koawin est ): 1.918 Kp (particle/gas partition coef. (m3/ug)): Mackay model : 1.72E-011 Octanol/air (Koa) model: 2.03E-011 Fraction sorbed to airborne particulates (phi): Junge-Pankow model : 6.2E-010 Mackay model : 1.37E-009 Octanol/air (Koa) model: 1.63E-009 Atmospheric Oxidation (25 deg C) [AopWin v1.92]: Hydroxyl Radicals Reaction: OVERALL OH Rate Constant = 0.2803 E-12 cm3/molecule-sec Half-Life = 38.157 Days (12-hr day; 1.5E6 OH/cm3) Ozone Reaction: No Ozone Reaction Estimation Fraction sorbed to airborne particulates (phi): 9.97E-010 (Junge,Mackay) Note: the sorbed fraction may be resistant to atmospheric oxidation Soil Adsorption Coefficient (PCKOCWIN v1.66): Koc : 1.435 Log Koc: 0.157 Aqueous Base/Acid-Catalyzed Hydrolysis (25 deg C) [HYDROWIN v1.67]: Total Ka (acid-catalyzed) at 25 deg C : 1.718E-002 L/mol-sec Ka Half-Life at pH 7: 12.785 years Bioaccumulation Estimates from Log Kow (BCFWIN v2.17): Log BCF from regression-based method = 0.500 (BCF = 3.162) log Kow used: -0.30 (expkow database) Volatilization from Water: Henry LC: 0.000148 atm-m3/mole (Henry experimental database) Half-Life from Model River: 3.303 hours Half-Life from Model Lake : 91.68 hours (3.82 days) Removal In Wastewater Treatment: Total removal: 8.60 percent Total biodegradation: 0.09 percent Total sludge adsorption: 1.65 percent Total to Air: 6.86 percent (using 10000 hr Bio P,A,S) Level III Fugacity Model: Mass Amount Half-Life Emissions (percent) (hr) (kg/hr) Air 23.1 3.38e+003 1000 Water 43 360 1000 Soil 33.8 720 1000 Sediment 0.079 3.24e+003 0 Persistence Time: 254 hr
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